Figure 4. Analysis of ICDRLs prognostic features in different independent cohorts. (A, B) Risk subgroups based on ICDRLs prognostic features in the training and validation cohorts. (C) Clinical prognostic survival analysis in the training cohort. (D) Time-related ROC curve analysis in the training cohort. (E) Clinical prognostic survival analysis in the validation cohort. (F) Time-related ROC curve analysis in the validation cohort.